WO2014036688A1 - Procédé de traitement relatif à la mesure de canaux, station de base et équipement utilisateur - Google Patents

Procédé de traitement relatif à la mesure de canaux, station de base et équipement utilisateur Download PDF

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Publication number
WO2014036688A1
WO2014036688A1 PCT/CN2012/080971 CN2012080971W WO2014036688A1 WO 2014036688 A1 WO2014036688 A1 WO 2014036688A1 CN 2012080971 W CN2012080971 W CN 2012080971W WO 2014036688 A1 WO2014036688 A1 WO 2014036688A1
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WO
WIPO (PCT)
Prior art keywords
subframe
interference
measurement
downlink
variable
Prior art date
Application number
PCT/CN2012/080971
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English (en)
Chinese (zh)
Inventor
陈小波
李强
范霄安
肖为民
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to EP12884288.7A priority Critical patent/EP2874453B1/fr
Priority to PCT/CN2012/080971 priority patent/WO2014036688A1/fr
Priority to CN201280006625.8A priority patent/CN103782637B/zh
Publication of WO2014036688A1 publication Critical patent/WO2014036688A1/fr
Priority to US14/630,049 priority patent/US9591506B2/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports

Definitions

  • the present invention relates to the field of communications, and in particular, to a method for processing channel measurement, a base station, and a user equipment.
  • 3GPP 3rd Generation Partnership Project
  • LTE Long Term Evolution
  • LTE Long Time Evolution
  • TDD Time Division Duplex
  • the length of one radio frame is 10ms
  • the radio frame contains 10 subframes.
  • Each sub-frame is lms long and can be configured to transmit downlink data or uplink data through network-side devices.
  • the LTE TDD system supports a plurality of different uplink-downlink subframe ratios, as shown in Table 1, where D represents a downlink subframe, S represents a special subframe, and U represents a downlink subframe.
  • the network device may send a downlink data packet to the user equipment (User Equipment, UE for short); at the uplink subframe time, the user equipment may send the uplink data packet to the network side device.
  • the network device may send a downlink data packet to the user equipment, but the user equipment cannot send the uplink data packet to the network device. Therefore, the special subframe is also generally treated as a downlink subframe.
  • each cell can dynamically change its sub-frame ratio according to the instantaneous traffic demand of the users it serves, where the sub-frame ratio can vary by hundreds of milliseconds, or even as short as ten milliseconds.
  • Figure 1 is a prior art phase Schematic diagram of interference between uplink and downlink services of a neighboring cell, as shown in FIG. 1, there are two adjacent cells, cell 1 and cell 2, wherein in a certain radio frame, cell 1 uses subframe ratio 2, cell 2 The subframe ratio 1 is used. In this case, in the subframe 3 and the subframe 8, the cell 1 is a downlink subframe and the cell 2 is an uplink subframe, and there is uplink and downlink interference.
  • cell 2 when the UE2 in the cell 2 is close to the UE1 in the cell 1, when the UE2 sends the uplink data to the cell 2, the UE1 receives strong interference from the downlink data sent by the cell 1. At this time, when UE1 receives the downlink data sent by cell 1 in subframes 0, 1, 4, 5, 6, and 9, cell 2 may cause the same channel interference to the data transmission of cell 1, but is more in the subframe than cell 2. The uplink data transmissions of 3 and 8 cause much less interference to the downlink data transmission of cell 1.
  • the present application provides a method for processing channel measurement, a base station, and a user equipment to solve the problem that the channel quality of a subframe cannot be accurately measured in the prior art.
  • a method for processing channel measurement including: receiving an interference report from a user equipment; determining, according to the interference report, at least two measurement sets for the user equipment; notifying the at least two measurement sets To the user equipment.
  • determining, according to the interference report, the at least two measurement sets for the user equipment including: determining, according to the interference report, a subframe in a subframe corresponding to the interference report At least one variable subframe; determining the determined at least one variable subframe as a second measurement set, and selecting at least one of all subframes included in one frame except subframes in the second measurement set
  • the frame is determined to be the first measurement set.
  • the determined at least one variable subframe is a variable subframe with uplink and downlink interference.
  • the first measurement set includes a frame included All downlink subframes.
  • the first possible implementation of the first aspect, the second possible implementation of the first aspect, or the third possible implementation of the first aspect, in a fourth possible implementation Determining, according to the interference report, the at least two measurement sets for the user equipment, including one of the following manners:
  • variable subframes of different interference levels of the frame are determined as the second measurement set, and the variable subframes having the same interference level as the downlink subframe are determined as one first measurement set, and all the downlink subframes included in one frame are determined as another a first measurement set;
  • each second measurement set corresponds to one interference level, and the remaining subframes in one frame that can be used for downlink data transmission are determined as the first measurement set;
  • the variable subframes of different interference levels of the downlink subframe are respectively determined as a second measurement set, and the variable subframe having the same interference level as the downlink subframe is determined as a first measurement set, and all downlinks included in one frame are determined.
  • the frame is determined as another first measurement set; according to the interference report, determining, in the subframe corresponding to the interference report, a variable subframe having a different interference level from the downlink subframe and having the same interference level as the downlink subframe a variable subframe, according to the interference level, determining a variable subframe having a different interference level from the downlink subframe as at least one second measurement set, each second measurement set corresponding to one interference level, and having the same as the downlink subframe
  • the variable subframe of the interference level is determined as a first measurement set, and all downlink subframes included in one frame are determined as another first measurement set.
  • the interference report is that the user equipment performs interference according to the first subframe set. The measurement is generated.
  • the first subframe set is one of the following: a frame includes all the data that can be used for downlink data transmission a complete set of sub-frames or a subset thereof, wherein the ensemble or a subset thereof includes a variable subframe; a complete set of all variable subframes included in one frame or a subset thereof; all of the frames include uplink and downlink A complete set of variable subframes of interference or a subset thereof.
  • the first possible implementation of the first aspect, the second possible implementation of the first aspect, the third possible implementation of the first aspect, the fourth possible aspect of the first aspect The implementation manner, the fifth possible implementation manner of the first aspect, or the sixth possible implementation manner of the first aspect.
  • the seventh possible implementation manner before receiving the interference report from the user equipment, The first subframe set is notified to the user equipment.
  • the first subframe set is a set determined by the user equipment or a predetermined set.
  • the interference report includes at least one of: indication information of a subframe having a different interference level from a downlink subframe, and interference signal strength of each subframe measured by the user equipment And an interference level of each subframe measured by the user equipment.
  • the first possible implementation of the first aspect, the second possible implementation of the first aspect, the third possible implementation of the first aspect, the fourth possible aspect of the first aspect The implementation manner, the fifth possible implementation manner of the first aspect, the sixth possible implementation manner of the first aspect, the seventh possible implementation manner of the first aspect, and the eighth possible implementation manner of the first aspect
  • the first possible implementation of the first aspect, the second possible implementation of the first aspect, the third possible implementation of the first aspect, the fourth possible aspect of the first aspect The implementation manner, the fifth possible implementation manner of the first aspect, the sixth possible implementation manner of the first aspect, the seventh possible implementation manner of the first aspect, and the eighth possible implementation manner of the first aspect
  • the user equipment is received and the at least two The channel state information corresponding to each measurement set in the measurement set.
  • the first possible implementation of the first aspect, the second possible implementation of the first aspect, the third possible implementation of the first aspect, the fourth possible aspect of the first aspect The implementation manner, the fifth possible implementation manner of the first aspect, the sixth possible implementation manner of the first aspect, the seventh possible implementation manner of the first aspect, and the eighth possible implementation manner of the first aspect
  • a method for processing channel measurement including: generating an interference report; transmitting the interference report to a base station, so that the base station determines at least two measurement sets for the user equipment according to the interference report; The at least two measurement sets notified by the base station; for the at least two measurement sets, respectively measuring channel state information, and reporting, to the base station, the channel state information corresponding to the at least two measurement sets respectively.
  • the second measurement set in the at least two measurement sets includes only the variable subframe
  • the first measurement set in the at least two measurement sets includes a frame included At least one subframe other than the subframe in the second measurement set in all subframes.
  • the second measurement set only includes a variable subframe with uplink and downlink interference.
  • the at least two measurement sets include a first measurement set and a second measurement set, where the first measurement set and the second measurement set are one of:
  • the second measurement set only includes all the variables with uplink and downlink interference in the subframe corresponding to the interference report.
  • a subframe the first measurement set includes a remaining subframe in a frame that can be used for downlink data transmission; each of the second measurement sets includes only one of the subframes corresponding to the interference report a variable subframe of interference, the first measurement set includes a remaining subframe in a frame that can be used for downlink data transmission; and the second measurement set only includes all of the subframes corresponding to the interference report a variable subframe having a different interference level from the downlink subframe, where the first measurement set includes the remaining subframes in one frame that can be used for downlink data transmission; the second measurement set only includes the interference report corresponding to All of the subframes having different interference levels from the downlink subframe, one of the first measurement sets includes all downlink subframes included in one frame, and the other of the first measurement sets includes the interference report All of the corresponding subframes have variable subframes of the same interference level as the downlink subframes
  • Each of the second measurement sets respectively includes only one of the subframes corresponding to the interference report having a different interference level from the downlink subframe, where the first measurement set includes remaining energy in one frame. a subframe for downlink data transmission;
  • Each of the second measurement sets includes only at least one variable subframe having a different interference level from the downlink subframe in the subframe corresponding to the interference report, where each variable of the second measurement set The frame corresponds to an interference level, and the first measurement set includes the remaining subframes in one frame that can be used for downlink data transmission;
  • Each of the second measurement sets includes only one of the subframes corresponding to the interference report that has a different interference level from the downlink subframe, and the first measurement set includes all the downlinks included in one frame. a subframe, the another first measurement set includes all variable subframes in the subframe corresponding to the interference report that have the same interference level as the downlink subframe;
  • Each of the second measurement sets includes only at least one variable subframe having a different interference level from the downlink subframe in the subframe corresponding to the interference report, where each variable of the second measurement set
  • the frame corresponds to an interference level
  • the first measurement set includes all downlink subframes included in one frame
  • the other first measurement set includes all downlink and downlink subframes in the subframe corresponding to the interference report.
  • Variable subframes of the same interference level
  • the generating the interference report includes: generating the interference report according to the interference measurement performed on the first subframe set.
  • Performing the interference measurement includes: determining, according to the measurement performed on the first subframe set, a variable subframe; generating the interference report, where the interference report includes the variable subframe information.
  • the performing interference according to the first subframe set Measuring, generating the interference report includes one of the following ways:
  • the interference report includes indication information of a subframe having a different interference level from the downlink subframe
  • the first subframe set is one of: a complete set of subframes that can be used for downlink data transmission or a subset thereof, wherein the complete set or a subset thereof includes a variable subframe; A complete set of all variable subframes or a subset thereof included in a frame; a complete set consisting of all variable subframes with uplink and downlink interference included in one frame or a subset thereof.
  • the method further includes: receiving the first subframe set sent by the base station; determining the first child a set of frames; obtaining the predetermined set of first subframes.
  • the trigger information sent by the base station is sent to the base station to trigger the interference report, triggered by the trigger information.
  • a base station including: a receiving unit, configured to receive an interference report from a user equipment; and a determining unit, configured to determine, according to the interference report, at least two measurement sets for the user equipment; And for notifying the at least two measurement sets to the user equipment.
  • the determining unit is configured to determine, according to the interference report, at least one variable subframe in a subframe corresponding to the interference report, where the determined at least A variable subframe is determined as a second measurement set, and at least one subframe other than the subframe in the second measurement set in all subframes included in one frame is determined as the first measurement set.
  • the determined at least one variable subframe is a variable subframe with uplink and downlink interference.
  • the determining unit is configured to determine, according to the interference report, the at least two measurement sets for the user equipment by using one of the following manners:
  • each second measurement set corresponds to one interference level, and the remaining subframes in one frame that can be used for downlink data transmission are determined as the first measurement set;
  • variable subframe determining a variable subframe having a different interference level from the downlink subframe as at least one second measurement set, each second measurement set corresponding to one interference level, and having the same as the downlink subframe
  • the variable subframe of the interference level is determined as a first measurement set, and all downlink subframes included in one frame are determined as another first measurement set.
  • the interference report is generated by the user equipment according to the interference measurement performed on the first subframe set.
  • the first subframe set is one of the following: a frame includes all the data that can be used for downlink data transmission a complete set of sub-frames or a subset thereof, wherein the ensemble or a subset thereof includes a variable subframe; a complete set of all variable subframes included in one frame or a subset thereof; all of the frames include uplink and downlink A complete set of variable subframes of interference or a subset thereof.
  • the notification unit is further configured to receive the user equipment The first subframe set is notified to the user equipment before the interference report.
  • the first subframe set is a set determined by the user equipment or a predetermined set.
  • the interference report includes at least one of: indication information of a subframe having a different interference level from a downlink subframe, and interference signal strength of each subframe measured by the user equipment And the interference level of each subframe measured by the user equipment.
  • the notification unit is further configured to: before receiving the interference report from the user equipment, send the trigger information to the user equipment, And triggering the user equipment to report the interference report.
  • the receiving unit is configured to use the at least two Each measurement set in the measurement set receives channel state information reported by the user equipment.
  • the first possible implementation of the third aspect, the second possible implementation of the third aspect, the third possible implementation of the third aspect, and the fourth possible aspect of the third aspect The implementation manner, the fifth possible implementation manner of the third aspect, the sixth possible implementation manner of the third aspect, the seventh possible implementation manner of the third aspect, and the eighth possible implementation manner of the third aspect
  • the determining unit is further configured to separately perform modulation and coding mode setting and/or power control on the subframes in different measurement sets according to the channel state information.
  • the fourth aspect provides a user equipment, including: a generating unit, configured to generate an interference report, and a sending unit, configured to send the interference report to the base station, so that the base station determines, according to the interference report, the user equipment At least two measurement sets; a receiving unit, configured to receive the at least two measurement sets notified by the base station; and a measuring unit, configured to separately measure channel state information for the at least two measurement sets; And reporting, to the base station, the channel state information corresponding to the at least two measurement sets.
  • the second measurement set in the at least two measurement sets includes only the variable subframe
  • the first measurement set in the at least two measurement sets includes a frame included At least one subframe other than the subframe in the second measurement set in all subframes.
  • the second measurement set only includes a variable subframe with uplink and downlink interference.
  • the first possible implementation manner of the fourth aspect, the second possible implementation manner of the fourth aspect, or the third possible implementation manner of the fourth aspect, in a fourth possible implementation manner includes a first measurement set and a second measurement set, where the first measurement set and the second measurement set are one of:
  • the second measurement set includes only all the variable subframes in the subframe corresponding to the interference report, and the first measurement set includes the remaining ones in the frame that can be used for downlink data transmission. frame;
  • Each of the second measurement sets includes only one variable subframe having uplink and downlink interference in a subframe corresponding to the interference report, where the first measurement set includes remaining data in one frame for downlink data. a transmitted subframe; the second measurement set includes only all the variable subframes in the subframe corresponding to the interference report that have different interference levels from the downlink subframe, where the first measurement set includes the remaining one frame a subframe that can be used for downlink data transmission; The second measurement set includes only all the variable subframes in the subframe corresponding to the interference report that have different interference levels from the downlink subframe, and the first measurement set includes all the downlink subframes included in one frame. Another one of the first measurement sets includes all the variable subframes in the subframe corresponding to the interference report that have the same interference level as the downlink subframes;
  • Each of the second measurement sets respectively includes only one of the subframes corresponding to the interference report having a different interference level from the downlink subframe, where the first measurement set includes remaining energy in one frame. a subframe for downlink data transmission;
  • Each of the second measurement sets includes only at least one variable subframe having a different interference level from the downlink subframe in the subframe corresponding to the interference report, where each variable of the second measurement set The frame corresponds to an interference level, and the first measurement set includes the remaining subframes in one frame that can be used for downlink data transmission;
  • Each of the second measurement sets includes only one of the subframes corresponding to the interference report that has a different interference level from the downlink subframe, and the first measurement set includes all the downlinks included in one frame. a subframe, the another first measurement set includes all variable subframes in the subframe corresponding to the interference report that have the same interference level as the downlink subframe;
  • Each of the second measurement sets includes only at least one variable subframe having a different interference level from the downlink subframe in the subframe corresponding to the interference report, where each variable of the second measurement set
  • the frame corresponds to one interference level
  • the first measurement set includes all downlink subframes included in one frame
  • the other first measurement set includes all the downlink and downlink subframes in the subframe corresponding to the interference report.
  • the generating unit is configured to generate the interference report according to the interference measurement performed on the first subframe set.
  • the generating unit is configured to determine a variable subframe according to the measurement performed on the first subframe set. Generating the interference report, where the interference report includes information of the variable subframe.
  • the generating unit is configured to generate the interference report according to the interference measurement performed on the first subframe set by using one of the following manners:
  • the interference report includes indication information of a subframe having a different interference level from the downlink subframe
  • the first subframe set is one of: a complete set of subframes that can be used for downlink data transmission or a subset thereof, wherein the complete set or a subset thereof includes a variable subframe; A complete set of all variable subframes or a subset thereof included in a frame; a complete set consisting of all variable subframes with uplink and downlink interference included in one frame or a subset thereof.
  • the receiving unit is further configured to receive the first subframe set sent by the base station, where the user equipment further includes: a determining unit, configured to determine the first The user equipment further includes: an acquiring unit, configured to acquire the predetermined first subframe set.
  • the receiving unit is further configured to receive trigger information sent by the base station
  • the sending unit is further configured to send the interference report to the base station, triggered by the trigger information.
  • a fifth aspect provides a base station, including: a receiver, configured to receive an interference report from a user equipment, and a processor, configured to determine, according to the interference report, at least two measurement sets for the user equipment, and The at least two measurement sets are notified to the user equipment.
  • the processor is configured to: determine, according to the interference report, the at least two measurement sets according to the interference report by: determining, according to the interference report, the At least one variable subframe in the subframe corresponding to the interference report, determining the determined at least one variable subframe as the second measurement set, and dividing all subframes included in one frame from the second measurement set At least one subframe other than the subframe is determined as the first measurement set.
  • the determined at least one variable subframe is a variable subframe with uplink and downlink interference.
  • the first measurement set includes a frame included All downlink subframes.
  • the processor is configured to determine, according to the interference report, the at least two measurement sets for the user equipment by using one of the following manners:
  • variable subframe having a different interference level from the downlink subframe and a variable subframe having the same interference level as the downlink subframe in the subframe corresponding to the interference report, and having a downlink sub-frame The variable subframes of different interference levels of the frame are determined to be the second measurement set, and the variable subframe having the same interference level as the downlink subframe is determined as Determining, by the first measurement set, all the downlink subframes included in one frame into another first measurement set; determining, according to the interference report, that the subframe corresponding to the interference report has a different interference level from the downlink subframe a variable subframe, each variable subframe having a different interference level from the downlink subframe is determined as a second measurement set, and the remaining subframes in one frame that can be used for downlink data transmission are determined to be the first subframe.
  • each second measurement set corresponds to one interference level, and the remaining subframes in one frame that can be used for downlink data transmission are determined as the first measurement set;
  • variable subframe determining a variable subframe having a different interference level from the downlink subframe as at least one second measurement set, each second measurement set corresponding to one interference level, and having the same as the downlink subframe
  • the variable subframe of the interference level is determined as a first measurement set, and all downlink subframes included in one frame are determined as another first measurement set.
  • the interference report is generated by the user equipment according to the interference measurement performed on the first subframe set.
  • the first subframe set is one of: one frame includes all the data that can be used for downlink data transmission a complete set of sub-frames or a subset thereof, wherein the ensemble or a subset thereof includes a variable subframe; a complete set of all variable subframes included in one frame or a subset thereof; all of the frames include uplink and downlink A complete set of variable subframes of interference or a subset thereof.
  • the base station further includes: a transmitter, configured to notify the user equipment of the first subframe set before receiving the interference report from the user equipment.
  • the first subframe set is a set determined by the user equipment or a predetermined set.
  • the interference report includes at least one of: indication information of a subframe having a different interference level from a downlink subframe, and interference signal strength of each subframe measured by the user equipment And the interference level of each subframe measured by the user equipment.
  • the base station further includes: a transmitter, configured to send, to the user equipment, before receiving an interference report from the user equipment Trigger information, configured to trigger the user equipment to report the interference report
  • the receiver is configured to use the at least two Each measurement set in the measurement set receives channel state information reported by the user equipment.
  • the processor is further configured to separately perform modulation and coding mode setting and/or power control on the subframes in different measurement sets according to the channel state information.
  • the sixth aspect provides a user equipment, including: a processor, configured to generate an interference report, and a transmitter, configured to send the interference report to a base station, so that the base station determines, according to the interference report, the user equipment At least two measurement sets; a receiver, configured to receive the at least two measurement sets notified by the base station; the processor, further configured to separately measure channel state information for the at least two measurement sets; The transmitter is further configured to separately report the channel state information corresponding to the at least two measurement sets to the base station.
  • the second measurement set in the at least two measurement sets includes only the variable subframe
  • the first measurement set in the at least two measurement sets includes a frame included At least one subframe other than the subframe in the second measurement set in all subframes.
  • the second measurement set includes only the variable subframe with uplink and downlink interference.
  • the first possible implementation manner of the sixth aspect, the second possible implementation manner of the sixth aspect, or the third possible implementation manner of the sixth aspect, in a fourth possible implementation manner includes a first measurement set and a second measurement set, where the first measurement set and the second measurement set are one of:
  • the second measurement set includes only all the variable subframes in the subframe corresponding to the interference report, and the first measurement set includes the remaining ones in the frame that can be used for downlink data transmission. frame;
  • Each of the second measurement sets includes only one variable subframe having uplink and downlink interference in a subframe corresponding to the interference report, where the first measurement set includes remaining data in one frame for downlink data. a transmitted subframe; the second measurement set includes only all the variable subframes in the subframe corresponding to the interference report that have different interference levels from the downlink subframe, where the first measurement set includes the remaining one frame a subframe that can be used for downlink data transmission; the second measurement set only includes all variable subframes in the subframe corresponding to the interference report that have different interference levels from the downlink subframe, and the first measurement The set includes all downlink subframes included in one frame, and the other first measurement set includes all the subframes in the subframe corresponding to the interference report that have the same interference level as the downlink subframe. Subframe
  • Each of the second measurement sets respectively includes only one of the subframes corresponding to the interference report having a different interference level from the downlink subframe, where the first measurement set includes remaining energy in one frame. a subframe for downlink data transmission;
  • Each of the second measurement sets includes only at least one variable subframe having a different interference level from the downlink subframe in the subframe corresponding to the interference report, where each variable of the second measurement set The frame corresponds to an interference level, and the first measurement set includes the remaining subframes in one frame that can be used for downlink data transmission;
  • Each of the second measurement sets includes only one of the subframes corresponding to the interference report that has a different interference level from the downlink subframe, and the first measurement set includes all the downlinks included in one frame. a subframe, the another first measurement set includes all variable subframes in the subframe corresponding to the interference report that have the same interference level as the downlink subframe;
  • Each of the second measurement sets includes only at least one variable subframe having a different interference level from the downlink subframe in the subframe corresponding to the interference report, where each variable of the second measurement set
  • the frame corresponds to one interference level
  • the first measurement set includes all downlink subframes included in one frame
  • the other first measurement set includes all the downlink and downlink subframes in the subframe corresponding to the interference report.
  • the processor is configured to generate an interference report by: generating the interference report according to the interference measurement performed on the first subframe set.
  • the processor is configured to implement, according to the interference measurement performed on the first subframe set, the generating Interference report: determining a variable subframe according to the measurement performed on the first subframe set; generating the interference report, where the interference report includes information of the variable subframe.
  • the processor is used to implement according to one of the following manners Performing interference measurement on the first subframe set, generating the interference report: determining, according to the measurement performed on the first subframe set, the first subframe set a subframe having a different interference level from the downlink subframe in the corresponding subframe, and generating the interference report, where the interference report includes indication information of a subframe having a different interference level from the downlink subframe; Determining, by the first subframe set, the interference signal strength of each subframe in the first subframe set, and generating the interference report, where the interference report includes each of the first subframe set Interference signal strength of the subframes; determining, according to the measurement performed on the first subframe set,
  • the first subframe set is one of: a complete set of subframes that can be used for downlink data transmission or a subset thereof, wherein the complete set or a subset thereof includes a variable subframe; A complete set of all variable subframes or a subset thereof included in a frame; a complete set consisting of all variable subframes with uplink and downlink interference included in one frame or a subset thereof.
  • the receiver is further configured to receive the first subframe set sent by the base station; the processor is further configured to determine the first subframe set; or The processor is further configured to acquire the predetermined first subframe set.
  • the receiver is further configured to receive trigger information sent by the base station, where the transmitter is further used to The interference report is sent to the base station under triggering of the trigger information.
  • FIG. 1 is a schematic diagram of interference between uplink and downlink services of a neighboring cell in the prior art
  • FIG. 2 is a flowchart of a method for processing channel measurement according to Embodiment 1 of the present invention
  • FIG. 3 is a flowchart of a method for processing channel measurement according to Embodiment 2 of the present invention.
  • FIG. 5 is a schematic diagram of a dynamic change of a TDD subframe ratio according to Embodiment 3 of the present invention.
  • FIG. 6 is a schematic diagram of another TDD subframe ratio dynamic change according to Embodiment 3 of the present invention
  • FIG. 7 is a structural diagram of a base station according to Embodiment 4 of the present invention.
  • FIG. 8 is a structural diagram of a base station according to Embodiment 5 of the present invention.
  • FIG. 9 is a schematic structural diagram of a base station according to Embodiment 5 of the present invention.
  • FIG. 10 is a structural diagram of a user equipment according to Embodiment 6 of the present invention.
  • FIG. 11 is a schematic structural diagram of a user equipment according to Embodiment 6 of the present invention.
  • FIG. 12 is a structural diagram of a user equipment according to Embodiment 7 of the present invention.
  • the technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. example. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.
  • a sub-frame that can be used for downlink data transmission but cannot be used for uplink data transmission is called a downlink subframe
  • a subframe that can be used for uplink data transmission and can also be used for downlink data transmission is called a variable subframe.
  • the variable subframes may be used for downlink data transmission and uplink data transmission in different cells at the same time, or may be used for downlink data transmission and uplink data transmission at different times in the same cell.
  • a downlink subframe in this application may be a downlink subframe in Table 1, or a special subframe in Table 1.
  • An embodiment of the present invention provides a method for processing a channel measurement, where the method may be implemented on a base station side, where the base station may include an Evolved Node B (e B), an access point, Relay stations, and other devices that can be used for access.
  • e B Evolved Node B
  • the base station may include an Evolved Node B (e B), an access point, Relay stations, and other devices that can be used for access.
  • FIG. 2 is a flowchart of a method for processing channel measurement according to a first embodiment of the present invention. As shown in FIG. 2, the method includes the following steps: Step 20: Receive an interference report from a user;
  • Step 22 Determine, according to the interference report, at least two measurement sets for the user equipment
  • Step 24 Notify the at least two measurement sets to the user equipment.
  • the measurement set determined by the base station at this time is likely to not contain subframes with strong interference, and may also be subject to strong interference (such as variable subframes) and subframes without strong interference (for example)
  • the downlink subframe is allocated to a measurement set such that the measured channel state information cannot truly reflect the channel quality of the strongly interfered subframe.
  • the base station can learn, according to the interference report reported by the user equipment, which subframes have strong interference, and determine, according to the interference report, a measurement set suitable for measuring the user equipment, where the user equipment separately belongs to the subframes belonging to different measurement sets.
  • the channel state information measurement and reporting are performed, so that the channel quality of the subframe of the user equipment can be accurately measured.
  • one measurement set in the at least two measurement sets includes only variable subframes.
  • the base station determines at least two measurement sets for the user equipment, where one measurement set includes only the variable subframe, and the user equipment performs channel state information measurement and reporting according to the two measurement sets, so that the accurate measurement can be accurately measured.
  • the channel quality of the interfering subframe is the channel quality of the interfering subframe.
  • the base station may perform measurement set determination on the user equipment more accurately, so that one measurement set only includes variable subframes, and the user equipment pairs subframes belonging to different measurement sets.
  • the channel state information measurement and reporting are performed separately, so that the channel quality of the subframe with strong interference can be accurately measured.
  • one measurement set in the at least two measurement sets includes only variable subframes, and the other measurement set includes at least all downlink subframes.
  • the first measurement set and the second measurement set are determined for the user equipment according to the interference report, and the first measurement set and the second measurement set are notified to the user equipment, where the first measurement set includes at least For all downlink subframes, the second measurement set includes only variable subframes.
  • the first measurement set and the second measurement set may each be one or more measurement sets. When the first measurement set is multiple, each first measurement set may include one or more downlink subframes, all The set of the first measurement set includes all downlink subframes.
  • the base station may determine that the subframe with strong interference and the subframe without strong interference are determined to be in the same measurement set, so that the measured channel quality cannot accurately reflect the channel quality of the subframe without strong interference, and the impact is not affected.
  • the data transmission efficiency of a subframe with strong interference (for example, when scheduling according to channel state information fed back by the user, causes a significant drop in data transmission efficiency in a subframe where there is no strong interference).
  • the base station can determine the measurement set more accurately, so that the subframe with strong interference and the subframe without strong interference are determined in different measurement sets, and the user equipment separately performs subframes belonging to different measurement sets.
  • the channel state information is measured and reported, so that the influence of the strong interference subframe on the subframe without strong interference, especially the downlink subframe, can be reduced.
  • determining, according to the interference report, the at least two measurement sets for the user equipment may be implemented by: determining, according to the interference report, at least one variable subframe in a subframe corresponding to the interference report; Determining the determined at least one variable subframe as the second measurement set, determining at least one subframe other than the subframe in the second measurement set in all subframes included in one frame as the first measurement set .
  • the determined at least one variable subframe may be a variable subframe with uplink and downlink interference.
  • a subframe having a different interference level or interference strength from a downlink subframe may be regarded as a variable subframe having uplink and downlink interference.
  • determining, according to the interference report, that the user equipment determines at least two measurement sets may be in one of the following manners:
  • the remaining subframes in one frame that can be used for downlink data transmission are determined as the first measurement set; wherein, the remaining subframes that can be used for downlink data transmission may include only downlink subframes, The downlink subframe and the variable subframe having the same interference level as the downlink subframe may be simultaneously included;
  • the remaining subframes in a frame that can be used for downlink data transmission are determined as the first measurement set; wherein the remaining subframes that can be used for downlink data transmission may include only downlink subframes, and may also include downlink subframes and a variable subframe having the same interference level as the downlink subframe;
  • the subframes that are used for the downlink data transmission in the first frame are determined as the first measurement set.
  • the remaining subframes that can be used for the downlink data transmission may include only the downlink subframe, and may also include the downlink.
  • variable subframes of different interference levels of the frame are determined to be the second measurement set, and the variable subframe having the same interference level as the downlink subframe is determined as one first measurement set, and the downlink subframe is determined as another first measurement set. , wherein all downlink subframes may be determined in the same first measurement set, or may be determined in different first measurement sets;
  • variable subframes having different interference levels from the downlink subframes are respectively determined to be different second measurement sets, and the variable subframes having the same interference level as the downlink subframes are determined as one first measurement set, and the downlink subframes are determined. And forming another first measurement set, where all downlink subframes included in one frame may be determined in the same first measurement set, or may be determined in different first measurement sets;
  • a variable subframe having a different interference level from the downlink subframe is determined as at least one second measurement set, each second measurement set corresponding to one interference level, and the variable subframe having the same interference level as the downlink subframe is determined as one
  • the first measurement set determines all downlink subframes included in one frame as another first measurement set.
  • the interference report may be generated by the user equipment according to interference measurement performed on the first subframe set.
  • the first subframe set may be one of the following sets: a complete set of subframes that can be used for downlink data transmission or a subset thereof included in one frame, where the complete set Or a subset contains Variable sub-frame; a complete set of all variable subframes included in a frame or a subset thereof; a complete set consisting of all variable subframes with uplink and downlink interference contained in one frame or a subset thereof.
  • the foregoing first subframe set may be obtained in multiple manners, for example, notifying the first subframe set to the user equipment (the manner may be implemented before receiving the interference report from the user equipment)
  • the first subframe set is a set determined by the user equipment or a predetermined set.
  • the interference report includes at least one of: indication information of a subframe having a different interference level from a downlink subframe, and an interference signal of each subframe measured by the user equipment. Intensity, the interference level of each subframe measured by the user equipment.
  • the user equipment may also send trigger information for triggering the user equipment to report the interference report.
  • the interference report is reported, which prevents the user equipment from continuously sending unnecessary interference reports when the base station does not support determining the measurement set according to the interference report, thereby saving Internet resources.
  • the method may further include: receiving, for each measurement set in the at least two measurement sets, channel state information reported by the user equipment. Then, the following operations may also be performed: separately performing modulation and coding mode setting and/or power control on the subframes in different measurement sets according to the channel state information.
  • each cell dynamically changes the subframe ratio according to the instantaneous service demand of its own user
  • the user equipment receives downlink data in different subframes of a cell
  • a cell may not know the subframe ratio used by the neighboring cells, so that it is impossible to determine which subframes are subject to strong interference, especially the uplink data transmission of the neighboring UEs of the neighboring cell is caused by the downlink data reception of the UE of the local cell. Strong interference.
  • the base station may learn that the subframes with different interference levels, in particular, distinguish those subframes that are strongly interfered, and perform measurement set determination accordingly, for each determined measurement set.
  • the channel state information is separately reported, and the channel state information is separately scheduled according to the reported channel state information, which can effectively avoid the problem that the data transmission efficiency of other subframes, especially the downlink subframes, is significantly degraded due to the strong interference subframe, and the system data transmission is improved. effectiveness.
  • step 20 and step 22 may be replaced by: determining at least two measurement sets for the user equipment, and one measurement set of the at least two measurement sets only includes the variable subframe. For example, determining all downlink subframes included in one frame as the first measurement set, determining all variable subframes included in one frame as the second measurement set; or determining all downlink subframes included in one frame as the first measurement Set, each variable subframe in a frame is determined as a second measurement set, respectively.
  • the base station may also configure a measurement set suitable for measuring the channel quality of the variable subframe for the user according to the interference report. This embodiment can be used in combination with the above embodiments without conflict.
  • the embodiment of the invention further provides a processing method for channel measurement, which can be implemented on the user equipment side.
  • FIG. 3 is a flowchart of a method for processing channel measurement according to Embodiment 2 of the present invention. As shown in FIG. 3, the method includes:
  • Step 30 Generate an interference report, and send the interference report to the base station, so that the base station reports at least two measurement sets determined by the user equipment according to the interference report.
  • Step 32 Receive at least two measurement sets notified by the base station
  • Step 34 For each of the at least two measurement sets, measure channel state information, and report the channel state information corresponding to the at least two measurement sets to the base station.
  • the measurement set determined by the base station at this time is likely to not contain subframes with strong interference, and may also be subject to strong interference (such as variable subframes) and subframes without strong interference (for example)
  • the downlink subframe is allocated to a measurement set such that the measured channel state information cannot truly reflect the channel quality of the strongly interfered subframe.
  • the base station can determine the measurement set more accurately according to the interference report reported by the device reported by the user, so that the channel quality of the subframe can be accurately measured.
  • one measurement set in at least two measurement sets includes only variable subframes.
  • the base station can determine the measurement set more accurately according to the interference report reported by the device reported by the user, so that one measurement set includes a variable subframe, and the user equipment separately performs channel on the subframes belonging to different measurement sets. The status information is measured and reported so that the channel quality of the subframe with strong interference can be accurately measured.
  • one measurement set in the at least two measurement sets includes only variable subframes, and the other measurement set includes at least all downlink subframes.
  • the first measurement set and the second measurement set are determined for the user equipment according to the interference report, and the first measurement set and the second measurement set are notified to the user equipment, where the first measurement set includes at least All downlink subframes included in one frame, and the second measurement set includes only variable subframes.
  • the first measurement set and the second measurement set may each be one or more measurement sets. When the first measurement set is multiple, each first measurement set may include one or more downlink subframes, all The set of the first measurement set includes all downlink subframes.
  • the base station may determine that the subframe with strong interference and the subframe without strong interference are determined to be in the same measurement set, so that the measured channel quality cannot accurately reflect the channel quality of the subframe without strong interference, and the impact is not affected.
  • the data transmission efficiency of a subframe with strong interference (for example, when scheduling according to channel state information fed back by the user, causes a significant drop in data transmission efficiency in a subframe where there is no strong interference).
  • the base station may perform the measurement set determination more accurately, so that the subframe with strong interference and the subframe without strong interference are determined in different measurement sets, and the user equipment belongs to The measurement and reporting of the channel state information are performed on the subframes of the different measurement sets, so that the influence of the strong interference subframe on the subframes, especially the downlink subframes, which do not have strong interference, can be reduced.
  • the at least two measurement sets include a first measurement set and a second measurement set, where the second measurement set includes only a variable subframe, and the first measurement set includes all subframes included in one frame. At least one subframe other than the subframe in the second measurement set.
  • the first measurement set includes at least all downlink subframes included in one frame, and the second measurement set includes only variable subframes.
  • the second measurement set may be one or more measurement sets.
  • the second measurement set only includes variable subframes with uplink and downlink interference.
  • the at least two measurement sets include a first measurement set and a second measurement set, where the first measurement set and the second measurement set are one of the following:
  • the second measurement set includes only all the variable subframes in the subframe corresponding to the interference report, and the first measurement set includes the remaining ones in the frame that can be used for downlink data transmission. frame;
  • Each of the second measurement sets includes only one variable subframe having uplink and downlink interference in a subframe corresponding to the interference report, where the first measurement set includes remaining data in one frame for downlink data. a transmitted subframe; the second measurement set includes only all the variable subframes in the subframe corresponding to the interference report that have different interference levels from the downlink subframe, where the first measurement set includes the remaining one frame a subframe that can be used for downlink data transmission; the second measurement set only includes all variable subframes in the subframe corresponding to the interference report that have different interference levels from the downlink subframe, and the first measurement The set includes all the downlink subframes included in one frame, and the other first measurement set includes all the variable subframes in the subframe corresponding to the interference report that have the same interference level as the downlink subframes;
  • Each of the second measurement sets respectively includes only one of the subframes corresponding to the interference report having a different interference level from the downlink subframe, where the first measurement set includes remaining energy in one frame.
  • Each of the second measurement sets includes only at least one variable subframe having a different interference level from the downlink subframe in the subframe corresponding to the interference report, where each variable of the second measurement set The frame corresponds to an interference level, and the first measurement set includes the remaining subframes in one frame that can be used for downlink data transmission;
  • Each of the second measurement sets includes only one of the subframes corresponding to the interference report that has a different interference level from the downlink subframe, and the first measurement set includes all the downlinks included in one frame. a subframe, the another first measurement set includes all variable subframes in the subframe corresponding to the interference report that have the same interference level as the downlink subframe;
  • Each of the second measurement sets includes only at least one variable subframe having a different interference level from the downlink subframe in the subframe corresponding to the interference report, where each variable of the second measurement set
  • the frame corresponds to one interference level
  • the first measurement set includes all downlink subframes included in one frame
  • the other first measurement set includes all the downlink and downlink subframes in the subframe corresponding to the interference report.
  • the generating the interference report may be implemented by: generating the interference report according to the interference measurement performed on the first subframe set.
  • the generating the interference report according to the interference measurement performed on the first subframe set may include: determining a variable according to the measurement performed on the first subframe set Generating the interference report, where the interference report includes information of the variable subframe.
  • the generating the interference report according to the interference measurement performed on the first subframe set may be implemented in any of the following manners:
  • the interference report includes indication information of a subframe having a different interference level from the downlink subframe
  • the first subframe set is one of the following: a complete set of subframes or a subset thereof, which can be used for downlink data transmission, wherein the complete set or a subset thereof includes variable subframes;
  • the method further includes: receiving the first subframe set sent by the base station; determining the first subframe set; acquiring the predetermined number of A collection of sub-frames.
  • the above method further includes:
  • Sending the interference report to the base station includes: transmitting, by the trigger information, the interference report to the base station.
  • the interference report is reported, which prevents the user equipment from continuously sending unnecessary interference reports when the base station does not support determining the measurement set according to the interference report, thereby saving Internet resources.
  • the step 30 is not performed.
  • the at least two measurement sets received in the step 32 may be: the first measurement set includes all downlink subframes in one frame, and the second measurement set includes one frame. All variable subframes; or the first measurement set includes all downlink subframes in one frame, and each second measurement set includes one variable subframe.
  • This embodiment can be used in combination with the above embodiments without conflict.
  • Embodiments of the present invention provide a method for channel measurement and reporting.
  • FIG. 4 is a flowchart of a method for processing channel measurement according to Embodiment 3 of the present invention. As shown in FIG. 4, the method includes:
  • Step 40 The base station determines at least two measurement sets for the user equipment. Preferably, one measurement set in the two measurement sets includes only variable subframes.
  • the base station can determine the subframe ratio for the user equipment, and therefore, the base station can know which subframes belong to the variable subframe.
  • the following describes the method of dynamically changing the subframe ratio.
  • a method for realizing the dynamic change of the TDD subframe ratio is: in each radio frame, the base station sets a part of the subframe as a flexible sub-frame, and the variable subframe is also called a dynamic sub-frame ( Dynamic Sub-frame), and informs the UE which subframes are set as dynamic subframes.
  • these dynamic subframes can be dynamically used by the base station to transmit uplink data or downlink data.
  • SIB System Information Block
  • the base station may also notify the radio resource control (RRC) message through the radio resource control (RRC) message.
  • RRC radio resource control
  • the UE sets the subframe 3, the subframe 4, the subframe 8 and the subframe 9 as dynamic subframes, where D represents a downlink subframe, S represents a special subframe, U represents an uplink subframe, and F represents a dynamic subframe.
  • D represents a downlink subframe
  • S represents a special subframe
  • U represents an uplink subframe
  • F represents a dynamic subframe.
  • the base station can explicitly or implicitly indicate whether each dynamic subframe is used for uplink data or downlink data transmission by signaling (e.g., physical layer signaling).
  • signaling e.g., physical layer signaling
  • dynamic subframes may be used for uplink data transmission and also for downlink data transmission, and are a form of representation of variable subframes.
  • the base station introduces new signaling to notify the UE of the actually used subframe ratio X and its effective time in addition to the subframe ratio notified by the SIB 1 So that the UE knows when each subframe of each radio frame is used for uplink data transmission and when it is used for downlink data transmission.
  • the subframe ratio notified by the SIB 1 needs to be changed by at least 640 ms, and the method can use the newly-used subframe ratio X of the new signaling, and the base station can update the system message without updating the system message. Achieve a fast sub-frame ratio change to dynamically change the TDD subframe to better match the uplink and downlink service requirements of the UE.
  • the subframe ratio X is set according to the uplink and downlink service requirements of the user, and the base station uses the sub-frame.
  • the frame ratio X communicates with the UE, and the service transmission can be completed more efficiently.
  • the subframe ratio of the SIB1 message notification is the subframe ratio 1
  • the base station also notifies the UE of the actually used subframe ratio X and its effective time by using the RRC message, wherein, according to the user Service requirement:
  • the actual subframe ratio X is the subframe ratios 0, 2, 1, and 4.
  • the actually used subframe ratio X is variable, some subframes are used for uplink transmission or downlink data transmission at different times, which is another representation of the variable subframe.
  • the actually used subframe ratio X is a subframe ratio of 0, 2, 1, and 4, respectively, according to Table 1, subframe 3, subframe 4, subframe 7, subframe 8, and subframe 9 are variable. Subframe.
  • the base station may receive an interference report from the user equipment, so as to determine at least two measurement sets according to the measurement report of the user.
  • the interference report is generated by the user equipment according to performing interference measurement on the first subframe set.
  • the first subframe set includes at least one variable subframe.
  • the first subframe set may be notified by the base station to the user equipment, or may be determined by the user equipment itself, or preset in the user equipment (for example, pre-defined in the protocol)
  • the first subframe set is set in advance, and the specified first subframe set is preset in the user equipment.
  • the first subframe set may be a set including variable subframes.
  • the first subframe set may be all included in one frame.
  • the base station may notify the user equipment of all subframes that may be used for downlink data transmission included in one frame when communicating with the user equipment;
  • the subframes that may be used for downlink data transmission and possibly for uplink data transmission may be explicitly or implicitly notified to the user equipment by using signaling. For example, in the example of FIG.
  • the base station notifies the user equipment that the subframe 3 is to be transmitted.
  • 4, 8, and 9 are set as dynamic subframes, only dynamic subframes may be used for both downlink data transmission and uplink data transmission, and it is also implicitly notified that the first subframe set includes subframe 3.
  • subframes 3, 4, 7, 8, and 9 may be used for both downlink data transmission and uplink data transmission, and equivalently also implicitly notify that the first subframe set includes subframes 3, 4, 7, 8 and 9; may also be base stations according to this
  • the subframe ratio used by the cell and the surrounding cells is notified to the user equipment by variable subframes having uplink and downlink interference, for example, subframes 3 and 8 in the example of FIG.
  • the user equipment first acquires a subframe ratio used by the local cell and the surrounding cell, and further acquires a variable subframe with uplink and downlink interference as the first subframe. set.
  • the first subframe set When the first subframe set is pre-defined (for example, pre-specified in the protocol), all subframes that may be used for downlink data transmission included in one frame may be included according to the subframe ratio supported by the protocol.
  • a first subframe set for example, for an LTE TDD system supporting the 7-seed frame ratio shown in Table 1, it is specified (eg, specified in a protocol) that the first subframe set includes subframes 0, 1, 3, 4, 5, 6, 7, 8 and 9; or all subframes included in one frame may be used for downlink data transmission and possibly for uplink data transmission as the first subframe set, for example, as shown in support table 1 7 seed frame matching LTE TDD system, specified (eg, as specified in the protocol)
  • the first subframe set contains subframes 3, 4, 7, 8, and 9.
  • the first subframe set may be notified by the base station to the user equipment, and the base station may determine that the user equipment performs interference measurement only on the variable subframe.
  • the base station can directly listen to the signal sent by the surrounding cell, obtain the subframe ratio used by the surrounding cells, and combine the subframe ratio used by the cell to determine which subframes are variable subframes.
  • the central node for example, the macro base station or the core network device, informs the base station which subframes of the local cell are variable subframes. After the base station determines which subframes are variable subframes, the subframes may be determined as a first subframe set, and notified to the user equipment for the device to perform interference measurement on the variable subframes.
  • the user equipment For the subframes in the first subframe set, the user equipment performs interference measurement, generates an interference report, and sends the interference report to the base station.
  • the interference report may be used to indicate the strength of the interference signal measured on each subframe in the first subframe set or
  • the interference level can also be used to indicate indication information of a subframe having a different interference level from the downlink subframe.
  • one or more interference intensity intervals may be set to one interference level, for example, the interference strength of 0-2 dB is interference level 1, and the interference intensity of 3-5 dB is interference level 2. If the interference signal strength measured on each sub-frame is reported directly, the reporting overhead may be caused by the user equipment.
  • the main purpose of reporting the interference report is to help the base station distinguish different interference levels on different subframes.
  • the measured interference strength can be divided into different interference levels, for example, into two levels of high interference and low interference, which can effectively reduce the reporting overhead of the user equipment.
  • the subframes in the first subframe set may be directly divided into different subframe sets according to the measured interference levels and reported to the base station.
  • the interference report may also be used to indicate at least one second subframe set, where subframes belonging to different second subframe sets are subject to different interference levels.
  • the LTE TDD system supports the 7-seed frame ratio shown in Table 1, and subframes 0, 1, 5, and 6 are always used for downlink data transmission, and cannot be used for uplink data transmission, and subframe 2 is always used for uplink. Data transmission, cannot be used for downlink data transmission. It can be seen that the downlink subframe is used for downlink data transmission in the local cell and the surrounding cells, that is, only in-phase interference, the interference level is relatively stable; for variable subframes, there may be uplink and downlink interference, different The interference level between the variable subframes is unstable.
  • the variable subframe receives a significantly lower interference level than the downlink sub-frame.
  • Frames are subject to a high level of interference.
  • the interference measurement can be performed together to obtain an average interference level received on the downlink subframe.
  • the interference level is unstable due to different variable subframes. After interference averaging between variable subframes, the interference situation on each variable subframe cannot be correctly reflected.
  • interference measurement is performed separately, and no interference average is performed between different variable subframes.
  • the second subframe set is composed of a variable subframe, and the interference level received by the variable subframe is received by the downlink subframe.
  • the interference level is different.
  • the interference strength of the subframe in the first subframe set may be compared with the interference on the downlink subframe, and the subframe in the first subframe set with the downlink subframe located at different interference levels may be used as the second subframe.
  • the set of subframes is indicated in the interference report.
  • the user equipment can also perform interference measurement.
  • the user equipment may also perform interference measurement, and measure the interference level on each variable subframe. Comparing with the measured interference levels on the downlink subframes, the variable subframes having different interference levels from the downlink subframes are reported in the interference report.
  • the interference report may directly indicate the subframe index of the subframe having the interference level different from the downlink subframe, or may use the bit bitmap to indicate Whether each subframe in the first subframe set is subjected to the same interference level as the downlink subframe.
  • the first subframe set includes subframe 3, subframe 4, subframe 7, subframe 8, and subframe 9, and the interference report is composed of a 5-bit bitmap, which is from high to low.
  • the order of each bit corresponds to one subframe.
  • the interference level of the corresponding subframe is the same as that of the downlink subframe. If the value of the bit is 1, the interference level of the corresponding subframe is different from the downlink subframe.
  • the base station can learn that the interference level received by the subframe 3 and the subframe 7 is the same as that of the downlink subframe, and the interference received by the subframe 4, the subframe 8, and the subframe 9 The level is different from the downlink subframe.
  • the method may further include: sending, to the user equipment, trigger information, for triggering the user equipment to perform interference reporting.
  • the LTE TDD system is an evolving system, and an evolved version of the UE (e.g., version 12 UE) needs to be able to access a base station of an earlier version (e.g., version 8) for normal communication. In the version 8 base station, the interference report cannot be correctly parsed.
  • the TDD subframe ratio dynamic re-determination function is not enabled, the neighboring cells always use the same subframe ratio, and there is no interference caused by the uplink and downlink of the same subframe, and the UE may not perform interference reporting. .
  • the base station is preferably triggered by the base station to perform interference reporting.
  • the base station sends trigger information to the user equipment.
  • the trigger information may be a TDD subframe ratio dynamic re-determination function activation information, or a first subframe collection notification information, or an additional information bit.
  • the additional information bits may be included in one or more of a broadcast message, a radio resource control message, a medium access control layer signaling, and a physical layer control message. Among them.
  • the user equipment may be instructed to trigger the interference report by an additional 1 bit in the physical downlink control information.
  • the triggering information may trigger the user equipment to report one or more interference reports.
  • the user equipment reports the interference report after receiving the trigger information until the information is received indicating that the user equipment does not need to perform the interference report.
  • determining, by the user equipment, the at least two measurement sets in the step 40 may include: determining, according to the interference report, the at least two measurement sets for the user equipment, where each measurement The set contains at least one subframe.
  • the base station determines, by the user equipment, at least two measurement sets and notifying the user equipment, where each measurement set includes at least one subframe.
  • the subframes included in each measurement set do not overlap each other.
  • the measured interference strength is close to or the measured interference level is the same.
  • the first measurement set and the second measurement set are included, where the first measurement set includes at least one downlink subframe, and the second measurement set only includes the variable subframe.
  • the downlink subframe and the variable subframe are respectively located in different measurement sets, and the user equipment performs measurement according to the measurement set, so that the interference difference of the subframes in the same measurement set is large, and the downlink subframe can be accurately measured. And the channel quality of the variable subframe.
  • the way to determine the measurement set can be any of the following:
  • the base station determines, according to the determination of the local cell, or according to the interaction with the neighboring cell base station, which cells belong to the variable subframe, and which subframes belong to the downlink subframe, thereby changing the variable subframe.
  • the downlink subframes are respectively determined in different measurement sets, which can not only accurately measure the channel quality of the downlink subframe and the variable subframe, but also, the base station determines the variable subframe according to its own determination or interaction with the neighboring cell base station.
  • the downlink subframe also has the advantage of being easy to implement;
  • the base station is configured according to The interference report sent by the user equipment can be used to determine which subframes are variable subframes with uplink and downlink interference, so that the variable subframes and the downlink subframes with uplink and downlink interference are respectively determined in different measurement sets, usually, The channel quality of the variable subframe and the downlink subframe with the uplink and downlink interference are different. Therefore, with the two embodiments, the channel quality of the downlink subframe and the variable subframe with uplink and downlink interference can be accurately measured. ;
  • variable subframes having different interference levels from the downlink subframes are respectively determined to be different second measurement sets according to different interference levels, and the variable subframes and all downlink subframes having the same interference level as the downlink subframe are determined as First measurement set;
  • the variable subframes having different interference levels from the downlink subframes are respectively determined to be different according to the interference level.
  • the measurement set determines a variable subframe having the same interference level as the downlink subframe as one first measurement set, and determines the downlink subframe as another first measurement set.
  • the base station can learn, according to the interference report sent by the user equipment, which subframes are variable subframes having different interference levels from the downlink subframes, and thus have different interference levels with the downlink subframes.
  • the subframes and the downlink subframes are respectively determined in different measurement sets. Generally, the channel quality of the variable subframes and the downlink subframes having different interference levels from the downlink subframes are different, and therefore, the two implementations are adopted.
  • the downlink subframe and the variable subframe having different interference levels from the downlink subframe can be accurately measured; preferably, the subframes with the same interference level are determined to be the same measurement set, and the subframes with different interference levels are determined. Determine to a different measurement set. For example, determining a variable subframe having a different interference level from the downlink subframe as at least one second measurement set, each second measurement set corresponding to one interference level, and remaining the remaining one frame can be used for downlink data transmission.
  • the subframe is determined to be the first measurement set; or, the variable subframe having the interference level different from the downlink subframe is determined into at least one second measurement set, and each second measurement set corresponds to one interference level, which will have a downlink sub-frame
  • the variable subframes of the same interference level of the frame are determined as one first measurement set, and all the downlink subframes included in one frame are determined as another first measurement set.
  • the subframes of the same interference level are determined to be in the same measurement set, and the channel quality difference of each subframe in the same measurement is avoided, so that the channel quality can be accurately measured.
  • Step 44 For each of the determined measurement sets, the user equipment separately performs channel state information measurement, and reports the channel state information corresponding to each measurement set to the base station. For each determined measurement set, the base station separately receives and reports from the user equipment. Channel status information.
  • the channel state information includes at least one of a rank indication, a precoding matrix indication, and channel quality indication information.
  • the base station performs data scheduling according to channel state information reported by the user equipment, and sets a data transmission format and a transmission power.
  • the modulation and coding scheme (MCS) setting and/or power control are separately performed on the subframes in different measurement sets.
  • MCS modulation and coding scheme
  • a common method is: the base station notifies the user equipment of a transmission power adjustment amount, and the user equipment performs power adjustment according to the notified transmission power adjustment amount according to the transmission power of the last data transmission.
  • Performing power control independently for subframes in different measurement sets specifically refers to adjusting the transmit power at the time of the last data transmission of the subframe in the measurement set when performing the transmit power adjustment.
  • different power control parameter settings can be made for subframes in different measurement sets.
  • Embodiments of the present invention also provide an apparatus embodiment for implementing the steps and methods in the foregoing method embodiments.
  • Embodiments of the present invention are applicable to base stations or terminals in various communication systems.
  • An embodiment of the present invention further provides a base station, where The base station can be used to implement the above described method embodiments for the base station.
  • FIG. 7 is a structural diagram of a base station according to Embodiment 4 of the present invention. As shown in FIG. 7, the base station 10 includes: a receiving unit 70, a determining unit 72, and a notifying unit 74. The structure of the base station will be described below.
  • the receiving unit 70 is configured to receive an interference report from the user equipment.
  • a determining unit 72 configured to determine, according to the interference report received by the receiving unit 70, at least two measurement sets for the user equipment
  • the notification unit 74 is configured to notify the user equipment of the at least two measurement sets determined by the determining unit 72.
  • the other one or more measurement sets include at least all downlink subframes included in one frame.
  • the base station may also not include a receiving unit 70 for receiving an interference report from the user equipment.
  • the determining unit 72 is configured to determine at least two measurement sets for the user equipment.
  • the determining unit 72 is configured to determine, according to the interference report, at least one variable subframe in a subframe corresponding to the interference report, and determine the determined at least one variable subframe as a second measurement. And determining, by using at least one subframe other than the subframe in the second measurement set, all subframes included in one frame as the first measurement set.
  • the determined at least one variable subframe may be a variable subframe with uplink and downlink interference.
  • the determining unit 72 is configured to determine, according to the interference report, the at least two measurement sets for the user equipment by using one of the following manners:
  • the subframe corresponding to the interference report has different interference from the downlink subframe a variable subframe of a level and a variable subframe having the same interference level as the downlink subframe, and determining a variable subframe having a different interference level from the downlink subframe as the second measurement set, and having the same interference as the downlink subframe
  • the variable subframe of the level is determined as a first measurement set, and all downlink subframes included in one frame are determined as another first measurement set;
  • each second measurement set corresponds to one interference level, and the remaining subframes in one frame that can be used for downlink data transmission are determined as the first measurement set;
  • the variable subframes of different interference levels of the downlink subframe are respectively determined as a second measurement set, and the variable subframe having the same interference level as the downlink subframe is determined as a first measurement set, and all downlinks included in one frame are determined.
  • the frame is determined to be another first measurement set;
  • the variable subframe having different interference levels from the downlink subframe is determined as at least one second measurement set, each second measurement set corresponding to one interference level, and the variable subframe having the same interference level as the downlink subframe is determined as one
  • the first measurement set determines all downlink subframes included in one frame as another first measurement set.
  • the interference report is generated by the user equipment according to interference measurement performed on the first subframe set.
  • the first subframe set may be one of: a complete set of subframes that can be used for downlink data transmission in a frame or a subset thereof, where the complete set or a subset thereof includes a variable Frame; a complete set of all variable subframes included in a frame or a subset thereof; a complete set of all variable subframes with uplink and downlink interference contained in one frame or a subset thereof.
  • the notification unit 74 is further configured to notify the user equipment of the first subframe set before the base station receives the interference report from the user equipment.
  • the first subframe set may also be a set determined by the user equipment or a predetermined set.
  • the interference report includes at least one of: indication information of a subframe having a different interference level from a downlink subframe, interference signal strength of each subframe measured by the user equipment, And an interference level of each subframe measured by the user equipment.
  • the notification unit 74 is further configured to send the trigger information to the user equipment to trigger the user equipment to report the interference report before the base station receives the interference report from the user equipment.
  • the receiving unit 70 is further configured to receive channel state information reported by the user equipment for each measurement set in the two measurement sets.
  • the determining unit 74 is further configured to separately perform modulation and coding mode setting and/or power control on the subframes in different measurement sets according to the channel state information.
  • the embodiment of the invention further provides a base station, which can be used to implement the foregoing method embodiment of the base station.
  • FIG. 8 is a structural diagram of a base station according to Embodiment 5 of the present invention. As shown in FIG. 8, the base station 10 includes: a receiver 80 and a processor 82. The structure of the base station will be described below.
  • a receiver 80 configured to receive an interference report from the user equipment
  • the processor 82 is configured to determine, according to the interference report received by the receiver 80, at least two measurement sets for the user equipment, and notify the user equipment of the at least two measurement sets.
  • one measurement set in the at least two measurement sets includes only variable subframes, and optionally, the other measurement set includes at least all downlink subframes included in one frame.
  • the processor 82 is configured to determine, according to the interference report, the at least two measurement sets for the user equipment by: determining, according to the interference report, at least one of the subframes corresponding to the interference report. a variable subframe, the determined at least one variable subframe is determined as a second measurement set, and at least one subframe other than the subframe in the second measurement set in all subframes included in one frame Determined as the first measurement set.
  • the determined at least one variable subframe may be a variable subframe with uplink and downlink interference.
  • the processor 82 is configured to determine, according to the interference report, the at least two measurement sets for the user equipment by using one of the following manners:
  • each of the variable subframes having uplink and downlink interference is determined as a second measurement set, and the remaining subframes in one frame that can be used for downlink data transmission are determined as the first measurement set;
  • variable subframes of different interference levels of the frame are determined as the second measurement set, and the variable subframes having the same interference level as the downlink subframe are determined as one first measurement set, and all the downlink subframes included in one frame are determined as another a first measurement set;
  • each second measurement set corresponds to one interference level, and the remaining subframes in one frame that can be used for downlink data transmission are determined as the first measurement set;
  • the variable subframes of different interference levels of the downlink subframe are respectively determined as a second measurement set, and the variable subframe having the same interference level as the downlink subframe is determined as a first measurement set, and all downlinks included in one frame are determined.
  • the frame is determined to be another first measurement set;
  • the variable subframe having different interference levels from the downlink subframe is determined as at least one second measurement set, each second measurement set corresponding to one interference level, and the variable subframe having the same interference level as the downlink subframe is determined as one
  • the first measurement set determines all downlink subframes included in one frame as another first measurement set.
  • the interference report is generated by the user equipment according to interference measurement performed on the first subframe set.
  • the first subframe set may be one of the following: a complete set of subframes or subsets thereof that can be used for downlink data transmission, wherein the ensemble or a subset thereof includes variable subframes; a complete set of all variable subframes included in a frame or Subset; a complete set of variable subframes with up and down interference contained in a frame or a subset thereof.
  • FIG. 9 is a schematic structural diagram of a base station according to Embodiment 5 of the present invention.
  • the base station 10 further includes: a transmitter 90, configured to receive an interference report from the user equipment at the base station.
  • the first subframe set is previously notified to the user equipment.
  • the first subframe set may also be a set determined by the user equipment or a predetermined set.
  • the interference report includes at least one of: indication information of a subframe having a different interference level from a downlink subframe, and interference of each subframe measured by the user equipment. The signal strength, and the interference level of each subframe measured by the user equipment.
  • the base station may further include: a transmitter 90, configured to send, to the user equipment, trigger information, before the base station receives the interference report from the user equipment, to trigger the user equipment to report the interference report.
  • a transmitter 90 configured to send, to the user equipment, trigger information, before the base station receives the interference report from the user equipment, to trigger the user equipment to report the interference report.
  • the receiver 80 is further configured to receive channel state information reported by the user equipment for each measurement set in the two measurement sets.
  • the processor 82 is further configured to independently perform modulation and coding mode setting and/or power control on the subframes in different measurement sets according to the channel state information.
  • the embodiment of the invention further provides a user equipment, which can be used to implement the foregoing method embodiment of the user equipment.
  • FIG. 10 is a structural diagram of a user equipment according to Embodiment 6 of the present invention. As shown in FIG. 10, the user equipment 20 includes: a generating unit 100, a sending unit 102, a receiving unit 104, and a measuring unit 106. The structure of the user equipment will be described below.
  • a generating unit 100 configured to generate an interference report
  • the sending unit 102 is configured to send, to the base station, the interference report generated by the generating unit 90, so that the base station determines at least two measurement sets for the user equipment according to the interference report;
  • the receiving unit 104 is configured to receive the at least two measurement sets notified by the base station;
  • the measuring unit 106 is configured to separately measure channel state information for the at least two measurement sets received by the receiving unit 94;
  • the sending unit 104 is further configured to report, to the base station, the channel state information corresponding to the at least two measurement sets measured by the measuring unit 96.
  • the at least two measurement sets are determined by the base station according to the interference report for the user equipment, and only one measurement set (eg, the second measurement set) in the at least two measurement sets includes only The sub-frame, preferably, the other one or more measurement sets (eg, the first measurement set) includes at least all downlink sub-frames included in one frame.
  • the at least two measurement sets include a first measurement set and a second measurement set, where the second measurement set includes only a variable subframe, and the first measurement set includes all subframes included in one frame. At least one subframe other than the subframe in the second measurement set.
  • the determined at least one variable subframe is a variable subframe with uplink and downlink interference.
  • said at least two measurement sets comprise a first measurement set and a second measurement set, wherein said first measurement set and said second measurement set are one of:
  • the second measurement set includes only all the variable subframes in the subframe corresponding to the interference report, and the first measurement set includes the remaining ones in the frame that can be used for downlink data transmission. frame;
  • Each of the second measurement sets includes only one variable subframe having uplink and downlink interference in a subframe corresponding to the interference report, where the first measurement set includes remaining data in one frame for downlink data. a transmitted subframe; the second measurement set includes only all the variable subframes in the subframe corresponding to the interference report that have different interference levels from the downlink subframe, where the first measurement set includes the remaining one frame a subframe that can be used for downlink data transmission; the second measurement set only includes all variable subframes in the subframe corresponding to the interference report that have different interference levels from the downlink subframe, and the first measurement The set includes all the downlink subframes included in one frame, and the other first measurement set includes all the variable subframes in the subframe corresponding to the interference report that have the same interference level as the downlink subframes;
  • Each of the second measurement sets respectively includes only one of the subframes corresponding to the interference report having a different interference level from the downlink subframe, where the first measurement set includes remaining energy in one frame. a subframe for downlink data transmission;
  • Each of the second measurement sets includes only at least one variable subframe having a different interference level from the downlink subframe in the subframe corresponding to the interference report, where each variable of the second measurement set The frame corresponds to an interference level, and the first measurement set includes the remaining subframes in one frame that can be used for downlink data transmission;
  • Each of the second measurement sets includes only one of the subframes corresponding to the interference report that has a different interference level from the downlink subframe, and the first measurement set includes all the downlinks included in one frame.
  • a subframe the another first measurement set includes all variable subframes in the subframe corresponding to the interference report that have the same interference level as the downlink subframe;
  • Each of the second measurement sets includes only at least one variable subframe having a different interference level from the downlink subframe in the subframe corresponding to the interference report, where each variable of the second measurement set
  • the frame corresponds to one interference level
  • the first measurement set includes all downlink subframes included in one frame
  • the other first measurement set includes all the downlink and downlink subframes in the subframe corresponding to the interference report.
  • the generating unit 100 is configured to generate the interference report according to the interference measurement performed on the first subframe set.
  • the generating unit 100 is configured to determine a variable subframe according to the measurement performed on the first subframe set; generate the interference report, where the interference report includes information of the variable subframe.
  • the generating unit 100 is configured to generate the interference report according to the interference measurement performed on the first subframe set by using one of the following manners:
  • the interference report includes indication information of a subframe having a different interference level from the downlink subframe
  • the first subframe set is one of: a complete set of subframes that can be used for downlink data transmission in a frame or a subset thereof, wherein the complete set or a subset thereof includes a variable Frame; a complete set of all variable subframes included in a frame or a subset thereof; a complete set consisting of all variable subframes with uplink and downlink interference contained in one frame or a subset thereof.
  • FIG. 11 is a schematic structural diagram of a user equipment according to Embodiment 6 of the present invention. As shown in FIG. 11, preferably, the first subframe set may be obtained by one of the following methods:
  • the receiving unit 104 is further configured to receive the first subframe set sent by the base station;
  • the user equipment further includes: a determining unit 110, configured to determine the first subframe set;
  • the user equipment further includes: an obtaining unit 112, configured to acquire the predetermined first subframe set.
  • the user equipment may include only the determining unit 110 or the obtaining unit 112, and may also include the determining unit 110. And acquisition unit 112.
  • the receiving unit 104 may not use the first subframe set sent by the base station, that is, the base station may not send the first subframe set at this time.
  • the receiving unit 104 is further configured to receive the trigger information sent by the base station, where the sending unit 102 is further configured to send the interference report to the base station, triggered by the trigger information.
  • the embodiment of the invention further provides a user equipment, which can be used to implement the foregoing method embodiment of the user equipment.
  • FIG. 12 is a structural diagram of a user equipment according to Embodiment 7 of the present invention. As shown in FIG. 12, the user equipment 20 includes: a processor 120, a transmitter 122, and a receiver 124. The structure of the user equipment will be described below.
  • the processor 120 is configured to generate an interference report.
  • the transmitter 122 is configured to send, to the base station, the interference report generated by the processor 120, so that the base station determines, according to the interference report, at least two measurement sets for the user equipment;
  • a receiver 124 configured to receive the at least two measurement sets notified by the base station
  • the processor 120 is further configured to separately measure channel state information for the at least two measurement sets received by the receiver 124;
  • the transmitter 122 is configured to report, to the base station, the channel state information corresponding to the at least two measurement sets measured by the processor 120.
  • the at least two measurement sets are determined by the base station according to the interference report for the user equipment, and only one measurement set (eg, the second measurement set) in the at least two measurement sets includes only The sub-frame, preferably, the other one or more measurement sets (eg, the first measurement set) includes at least all downlink sub-frames included in one frame.
  • the at least two measurement sets comprise a first measurement set and a second measurement set, wherein the second measurement set comprises at least one variable subframe, the first measurement set comprising all sub-frames At least one subframe other than the subframe in the second measurement set in the frame.
  • the determined at least one variable subframe may be a variable subframe with uplink and downlink interference.
  • said at least two measurement sets comprise a first measurement set and a second measurement set, wherein said first measurement set and said second measurement set are one of:
  • the second measurement set includes only all the variable subframes in the subframe corresponding to the interference report, and the first measurement set includes the remaining ones in the frame that can be used for downlink data transmission. frame;
  • Each of the second measurement sets respectively includes only one of the subframes corresponding to the interference report having an uplink and a downlink a variable subframe, the first measurement set includes the remaining subframes in a frame that can be used for downlink data transmission; the second measurement set only includes all of the subframes corresponding to the interference report a variable subframe having a different interference level from the downlink subframe, where the first measurement set includes the remaining subframes in one frame that can be used for downlink data transmission; the second measurement set only includes the interference report corresponding to a variable subframe having a different interference level from the downlink subframe, one of the first measurement sets includes all downlink subframes included in one frame, and the other of the first measurement sets includes the interference report All of the subframes having the same interference level as the downlink subframe;
  • Each of the second measurement sets respectively includes only one of the subframes corresponding to the interference report having a different interference level from the downlink subframe, where the first measurement set includes remaining energy in one frame. a subframe for downlink data transmission;
  • Each of the second measurement sets includes only at least one variable subframe having a different interference level from the downlink subframe in the subframe corresponding to the interference report, where each variable of the second measurement set The frame corresponds to an interference level, and the first measurement set includes the remaining subframes in one frame that can be used for downlink data transmission;
  • Each of the second measurement sets includes only one of the subframes corresponding to the interference report that has a different interference level from the downlink subframe, and the first measurement set includes all the downlinks included in one frame. a subframe, the another first measurement set includes all variable subframes in the subframe corresponding to the interference report that have the same interference level as the downlink subframe;
  • Each of the second measurement sets includes only at least one variable subframe having a different interference level from the downlink subframe in the subframe corresponding to the interference report, where each variable of the second measurement set
  • the frame corresponds to one interference level
  • one of the first measurement sets includes all downlink subframes included in one frame
  • the other of the first measurement sets includes all interferences in the subframe corresponding to the interference report that are the same as the downlink subframes.
  • the processor 120 may be configured to generate an interference report by: generating the interference report according to the interference measurement performed on the first subframe set.
  • the processor 120 is configured to generate an interference report by: determining, according to the measurement performed on the first subframe set, a variable subframe; generating the interference report, where the interference report includes The information of the variable subframe.
  • the processor 120 may be configured to generate the interference report according to the interference measurement performed on the first subframe set by using one of the following manners:
  • the interference report includes indication information of a subframe having a different interference level from the downlink subframe
  • the first subframe set may be one of: a complete set of subframes that can be used for downlink data transmission or a subset thereof, wherein the complete set or a subset thereof is variable Subframe: A complete set of all variable subframes included in a frame or a subset thereof; a complete set consisting of all variable subframes with uplink and downlink interference contained in one frame or a subset thereof.
  • the receiver 124 is further configured to receive the first subframe set sent by the base station; the processor 120 is further configured to determine the first subframe set; or the processor 120 further uses And acquiring the predetermined first subframe set.
  • the receiver 124 is further configured to receive the trigger information sent by the base station, where the transmitter 122 is further configured to trigger, according to the trigger information, The base station transmits the interference report.
  • the embodiment further provides a system for channel measurement, including any one of the above base stations and any user equipment.
  • the processor 80 and/or the processor 120 in the embodiment of the present invention may be an integrated circuit chip, which has a signal processing capability, and may also be a hardware processor such as a central processing unit (CPU).
  • CPU central processing unit
  • each step of the above method may be completed by an integrated logic circuit of hardware in a processor or an instruction in a form of software. These instructions can be implemented and controlled by the processor in them.
  • the processor may be a general-purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), or a field. Field Programmable Gate Array (FPGA) or other programmable logic device, discrete gate or transistor logic device, discrete hardware components.
  • DSP digital signal processor
  • ASIC application specific integrated circuit
  • FPGA Field Programmable Gate Array
  • a general purpose processor can be a microprocessor or The processor can also be any conventional processor, decoder or the like.
  • the steps of the method disclosed in the embodiments of the present invention may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the software modules can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • Computer readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one location to another.
  • a storage medium may be any available media that can be accessed by a computer.
  • the computer readable medium may include random access memory (RAM), read-only memory (ROM), and electrically erasable programmable read only memory.
  • EEPROM Electrically Erasable Programmable Read-Only Memory
  • CD-ROM Compact Disc Read-Only Memory
  • Any connection may suitably be a computer readable medium.
  • the software is transmitted from a website, server, or other remote source using coaxial cable, fiber optic cable, twisted pair, Digital Subscriber Line (DSL), or wireless technologies such as infrared, radio, and microwave.
  • DSL Digital Subscriber Line
  • a disk and a disc include a compact disc (Compact Disc, CD for short), a laser disc, a compact disc, a digital Versatile Disk (DVD), a floppy disk, and a Blu-ray disc. Where the disc is usually magnetically replicated, while the disc uses a laser to optically replicate the data. Combinations of the above should also be included within the scope of the computer readable media.

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Abstract

La présente invention concerne un procédé de traitement relatif à la mesure de canaux, une station de base et un équipement utilisateur, ledit procédé comportant : la réception d'un rapport de brouillage provenant d'un équipement utilisateur ; la détermination de deux séries de mesures pour l'équipement utilisateur en fonction du rapport de brouillage ; la notification à l'équipement utilisateur des deux séries de mesures. Dans la présente invention, la série de mesures est déterminée en fonction du rapport de brouillage soumis par l'équipement utilisateur, pour que la série de mesures déterminées soit plus en accord avec les conditions de brouillage actuelles de l'équipement utilisateur. Ainsi, la qualité du canal de la sous-trame de l'équipement utilisateur peut être mesurée avec précision.
PCT/CN2012/080971 2012-09-04 2012-09-04 Procédé de traitement relatif à la mesure de canaux, station de base et équipement utilisateur WO2014036688A1 (fr)

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EP12884288.7A EP2874453B1 (fr) 2012-09-04 2012-09-04 Procédé de traitement relatif à la mesure de canaux, station de base et équipement utilisateur
PCT/CN2012/080971 WO2014036688A1 (fr) 2012-09-04 2012-09-04 Procédé de traitement relatif à la mesure de canaux, station de base et équipement utilisateur
CN201280006625.8A CN103782637B (zh) 2012-09-04 2012-09-04 信道测量的处理方法、基站、和用户设备
US14/630,049 US9591506B2 (en) 2012-09-04 2015-02-24 Processing method for channel measurement, base station, and user equipment

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EP2874453A4 (fr) 2015-09-02
US20150172951A1 (en) 2015-06-18
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CN103782637A (zh) 2014-05-07
EP2874453A1 (fr) 2015-05-20

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